Your Story Matters. Vanguard University is a community of learners pursuing academic excellence, and growth as authentic Christians. Vanguard's campus is located in the heart of Beachtown USA (aka Costa Mesa, California), and home to nearly 2,500 students pursuing Bachelor of Arts, Master of Arts, Theological Studies and Science degrees. Foursquare is only increasing the community that's already thriving on campus, and connecting students, locals, and others to learn more about the campus and unlock specials and discounts!